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| Chemical Name | Dosage | Reference |
|---|---|---|
| TANNIC-ACID | not available | Economic & Medicinal Plant Research, 6: 235. |
| TANNIN | not available | Duke, 1992 * |
| TAXIFOLIN | not available | Economic & Medicinal Plant Research, 6: 235. |
| TRANS-CINNAMALDEHYDE | not available | Duke, 1992 * |
| TUMERIN | not available | Economic & Medicinal Plant Research, 6: 235. |
| TURMERIN | not available | Duke, 1992 * |
| UMBELLIFERONE | not available | Economic & Medicinal Plant Research, 6: 235. |
| URSOLIC-ACID | IC57-80=80 mg/kg | Duke, 1992 * |
| VANILLIN | not available | Economic & Medicinal Plant Research, 6: 235. |
| XANTHOTOXIN | not available | Saqib, Q. N., Hui, Y. H., Anderson, J. E. and McLaughlin, J. L. 1990. Bioactive Furanocoumarins from the Berries of Zanthoxylum americanum. Phytotherapy Research 4(6): 216-219. |
| ZINGIBERONE | not available | J. Drug. Dev. (Vol. 6=1993) e.g. Mustafa, T., Srivastava, K.C., and Jensen, K.B. 1993. Drug Development Report (9): Pharmacology of Ginger, Zingiber officinale. J. Drug. Dev. 6(1): 25-39. |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Spondias purpurea | Purple Jobo; Purple Plum | 2 | 4, 068 |
| Stachys germanica | Downy Woundwort | 2 | 25 |
| Stachys officinalis | Betony; Wood Betony; Bishop's-Wort; Purple Betony | 7 | 620, 032 |
| Stachytarpheta jamaicensis | Brazilian Tea | 1 | 0 |
| Stauracanthus boivinii | not available | 1 | 0 |
| Stauracanthus genistoides | not available | 1 | 0 |
| Stellaria media | Chickweed; Common Chickweed | 11 | 224 |
| Sterculia urens | Karaya | 2 | 20, 000 |
| Stevia rebaudiana | Ca-A-E; Sweet Leaf of Paraguay; Stevia | 11 | 599, 934 |
| Stillingia sylvatica | Queen's-Delight; Stillingia; Queen's-Root; Yawroot | 1 | 0 |
| Stizolobium deeringianum | not available | 1 | 0 |
| Strongylodon macrobotrys | not available | 1 | 8 |
| Strophanthus hispidus | Hispid Ouabain | 1 | 0 |
| Strychnos nux-vomica | Nux-Vomica; Stychnine | 1 | 0 |
| Styrax benzoin | Benzoin; Onycha; Styrax | 3 | 0 |
| Styrax tonkinensis | Siam Benzoin | 2 | 3, 002 |
| Swertia chirata | Chirata; Chiretta | 1 | 0 |
| Symphytum officinale | Comfrey | 6 | 96, 700 |
| Symplocarpus foetidus | Skunk Cabbage | 1 | 0 |
| Syringa vulgaris | Lilac | 6 | 1, 315 |